FVD article number / Reference number:
CARKLS000992

CARGRAPHIC 992 Exhaust Valve Control Module | Porsche 992 Turbocharged Models | 2-Mode

€708.05

Prices include 19% value added tax, excl. .
Depending on the delivery address, sales tax may vary.*

6–10 working days (the dates given are based on estimates and on standard national and international shipping with a standard-sized parcel and do not represent a guaranteed delivery time).

Insured shipping | Free shipping from 911€.

Product description

Background
On modern Porsche 992 models, the factory electronic exhaust valve strategy is calibrated primarily for emissions compliance, drive-by noise regulations, and refinement. Valve operation is dictated by engine load rather than driver intent, meaning that during idle, light throttle, and low-to-mid RPM driving, the exhaust remains largely closed—even in Sport or Sport Plus modes. The result is an exhaust system that only reaches full volume under heavy load or wide-open throttle.

This behavior becomes most apparent in the moments where sound actually matters: pulling up at a traffic light, cruising through town, blipping the throttle at a Cars & Coffee event, or arriving at a Porsche gathering. Instead of presence and character, the exhaust stays muted, often falling flat in a way that feels out of place for a car of this caliber. The CARGRAPHIC 2-Mode Exhaust Valve Control Unit addresses this limitation by placing exhaust valve control directly in the driver's hands while preserving factory operation when discretion is preferred.

Engineering & System Design
The CARGRAPHIC valve control unit is installed inline between the factory exhaust valve actuators and the original equipment (OE) control system, overlaying the original logic without altering it. Using OE-style connectors and vehicle-specific wiring, the system integrates cleanly into the factory architecture while maintaining signal stability and long-term reliability under thermal and electrical load.

Two selectable operating modes allow the driver to tailor exhaust behavior to the situation. SPORT mode commands the exhaust valves to remain fully open at all times for maximum acoustic presence, while AUTOMATIC mode restores full factory ECU control. A programmable start-up function allows the driver to define whether the exhaust valves default to open or closed at engine start, adding an additional layer of personalization.

FVD Word of Advice
By unlocking unrestricted valve operation, the system allows the factory exhaust to be heard without electronic limitation. While this reveals its true character, it also makes the acoustic ceiling of the original muffler immediately apparent. Based on our experience, this is often the point where enthusiasts recognize that achieving a deeper, more expressive exhaust note requires an upgraded muffler or a complete performance exhaust system.

Functionality & Operation
The control unit operates using two selectable modes, activated via high-quality CARGRAPHIC remote controls:

• SPORT Mode: Exhaust valves remain fully open at all times
• AUTOMATIC Mode: Factory valve control logic is fully restored

An integrated programmable start-up function allows the driver to define whether the exhaust valves default to open or closed upon engine start, providing an added layer of personalization.

Factory Integration & Installation
Designed specifically for Porsche 992 models equipped with factory electronic exhaust valves, the CARGRAPHIC control unit reuses the OE valve actuators and connectors without modification. Factory drive modes, button functionality, and ECU logic remain fully intact when operating in AUTOMATIC mode, ensuring OE-level usability and no warning lights or fault codes when installed correctly.

Installation is fully reversible and leaves no permanent trace on the vehicle. For reliable long-term operation, the control module must be mounted in a dry, heat-protected location and the wiring harness routed correctly. Due to the electrical nature of the system and the importance of proper placement, professional installation by a qualified specialist workshop is strongly recommended.

Quick Highlights
• 2-Mode Valve Control:Manual open or factory-controlled operation
• Programmable Start Function:Define valve position at engine start
• OEM Plug-and-Play Integration:No permanent vehicle modifications
• Remote Control Operation:Includes two CARGRAPHIC-branded remotes
• Traceless Removal:Fully reversible installation
• Precision Electronics:Designed for stable, long-term operation
• German Manufacturing:Engineered and built in Germany

Included Components
• CARGRAPHIC exhaust valve control unit
• Model-specific wiring harness for factory actuators
• Two CARGRAPHIC remote controls

About FVD Brombacher
Since 1984, FVD Brombacher has focused exclusively on Porsche performance. Every component we offer is selected and presented to meet our standards for engineering quality, functional integrity, and seamless integration. Based in Germany, we manage worldwide logistics in-house to ensure precision handling, fast delivery, and expert product support.

Regulatory & Use Notice
This product is supplied as an export / motorsport component and is not approved for use under public road traffic regulations. Compliance with local noise, emissions, and vehicle regulations is the responsibility of the vehicle owner.